CVE-2021-21240
HighAdvisory
Published 8 Feb 2021In the index since 6 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.036
- 89th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 20
- of 17,781 indexed, latest versions
- Container images
- 19
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
Regular Expression Denial of Service (REDoS) in httplib2
Carried by container images the latest versions of 20 of 17,781 indexed charts deploy, on 19 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| httplib2pypi | 0.8, 0.11.3, 0.12.1, 0.14.0+2 more | 0.19.0 | 15 |
| python-httplib2deb | 0.8-2build1, 0.14.0-1ubuntu1, 0.20.2-2, 0.20.2-2ubuntu0.1 | no fix listed | 7 |
- OSV records
- GHSA-93xj-8mrv-444mUBUNTU-CVE-2021-21240
- Also known as
- PYSEC-2021-16
Charts affected
20 by stars
Container images carrying it
19 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| amancevice/ | 12a0a9e66550 | httplib2 | 0.19.0 | 2 |
| omecproject/ | cfdb566dd949 | httplib2 | 0.19.0 | 2 |
| ghcr.io/ | 305b3327ebba | httplib2 | 0.19.0 | 2 |
| amancevice/ | c8c04bfe3d66 | httplib2 | 0.19.0 | 1 |
| datamate/ | 2dd66b722464 | python-httplib2 | no fix listed | 1 |
| dysnix/ | 19951e3e7a32 | httplib2 | 0.19.0 | 1 |
| fiware/ | 29456835bb2c | httplib2 python-httplib2 | 0.19.0 no fix listed | 1 |
| flagsmith/ | fd58556339a4 | httplib2 | 0.19.0 | 1 |
| galaxy/ | 0267bad550e6 | httplib2 python-httplib2 | 0.19.0 no fix listed | 1 |
| galaxy/ | 8e577a626dfd | httplib2 python-httplib2 | 0.19.0 no fix listed | 1 |
| linuxserver/ | e48b479c1891 | httplib2 | 0.19.0 | 1 |
| mirrorgitlabcontainers/ | 9efd73993c34 | httplib2 | 0.19.0 | 1 |
| omecproject/ | d109a8e57e71 | httplib2 | 0.19.0 | 1 |
| redash/ | 9392753c0376 | httplib2 | 0.19.0 | 1 |
| seafileltd/ | d0c66e4621bd | python-httplib2 | no fix listed | 1 |
| softonic/ | a64d6c0e0ae5 | httplib2 | 0.19.0 | 1 |
| trueosiris/ | 9356f98ad561 | python-httplib2 | no fix listed | 1 |
| zooproject/ | 9a507cb7e2dd | python-httplib2 | no fix listed | 1 |
| gcr.io/ | 5f60c4988859 | httplib2 | 0.19.0 | 1 |